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Troubleshooting Guide - Black & Decker BDBS100 Instruction Manual

Black & decker 9 inch (229mm) bench band saw instruction manual
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In spite of how well a band saw is maintained, problems can occur. The following troubleshooting
guide will help you solve the more common problems:
Trouble: SAW WILL NOT START.
Probable Cause
1. Saw not plugged in.
2. Fuse blown or circuit breaker tripped.
3. Cord damaged.
Trouble: BREAKER KICKS OUT FREQUENTLY.
Probable Cause
1. Extension cord too light or too long.
2. Feeding stock too fast.
3. Blade in poor condition (dull, warped, gummed).
4. Low voltage supply.
Trouble: BAND SAW VIBRATES EXCESSIVELY.
Probable Cause
1. Machine not mounted securely to workbench.
2. Bench on uneven surface.
3. Worn belt.
4. Belt not tensioned correctly.
5. Motor not fastened securely.
Trouble: BAND SAW DOES NOT COME UP TO SPEED.
Probable Cause
1. Low voltage due to improper extension cord size.
2. Low voltage.
Trouble: BLADES BREAK.
Probable Cause
1. Blade not tensioned properly.
2. Blade guides improperly adjusted.
3. Blade support bearing improperly adjusted.
4. Blade wheel tracking adjustment improperly set.
5. Bad weld on blade.
6. Worn tires.
7. Forcing wide blade around short radius.
8. Dull blade or insufficient set.
9. Upper blade guide set too high.
10. Continuous running of machine when not actually
cutting.
Trouble: BLADE WILL NOT TRACK.
Probable Cause
1. Blade too loose
2. Upper wheel not properly adjusted.
3. Improperly adjusted blade support bearing.
Trouble: CUT DOES NOT AGREE WITH SETTING ON THE TILT SCALE.
Probable Cause
1. Pointer out of adjustment
Trouble: BLADE WILL NOT STAY ON WHEEL.
Probable Cause
1. Blade not tensioned properly.
2. Blade guides improperly adjusted.
3. Blade support bearing improperly adjusted.
4. Blade wheel not tracking properly.
5. Bad weld on blade.
6. Worn tires.

TROUBLESHOOTING GUIDE

Remedy
1. Plug in saw.
2. Replace fuse or reset circuit breaker.
3. Have cord replaced.
Remedy
1. Replace with adequate size cord.
2. Feed stock more slowly.
3. Clean or replace blade.
4. Contact your electric company.
Remedy
1. Tighten all mounting hardware.
2. Reposition on flat level surface.
3. Replace belt.
4. Adjust belt tension by moving motor.
5. Tighten all mounting hardware.
Remedy
1. Replace with adequate size cord.
2. Contact your electric company.
Remedy
1. Adjust blade tension.
2. Check and adjust blade guides.
3. Adjust blade support bearing.
4. Check and adjust blade tracking.
5. Replace the blade.
6. Replace tires.
7. Change to a narrower blade.
8. Replace blade.
9. Set upper blade guide within 1/8 in. of workpiece.
10. Turn off machine when not performing cutting
operation.
Remedy
1. Adjust tension
2. Adjust upper wheel.
3. Adjust blade support bearing.
Remedy
1. Adjust pointer.
Remedy
1. Adjust blade tension.
2. Check and adjust blade guides.
3. Adjust blade support bearing.
4. Check and adjust blade tracking.
5. Replace the blade.
6. Replace tires.
18
(continued on next page)

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